25868706 has 16 divisors (see below), whose sum is σ = 52838784. Its totient is φ = 8439344.

The previous prime is 25868681. The next prime is 25868723. The reversal of 25868706 is 60786852.

It is a super-2 number, since 2×25868706² = 1338379900228872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45585 + ... + 46148.

It is an arithmetic number, because the mean of its divisors is an integer number (3302424).

Almost surely, 2^25868706 is an apocalyptic number.

25868706 is an abundant number, since it is smaller than the sum of its proper divisors (26970078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25868706 is a wasteful number, since it uses less digits than its factorization.

25868706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91785.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 25868706 is about 5086.1287832693. The cubic root of 25868706 is about 295.7501010488.

The spelling of 25868706 in words is "twenty-five million, eight hundred sixty-eight thousand, seven hundred six".